CN212447782U

CN212447782U - Automobile main bang jig

Info

Publication number: CN212447782U
Application number: CN202021268177.7U
Authority: CN
Inventors: 陈选华
Original assignee: Yuhuan Leteng Machinery Manufacturing Co ltd
Current assignee: Yuhuan Leteng Machinery Manufacturing Co ltd
Priority date: 2020-07-02
Filing date: 2020-07-02
Publication date: 2021-02-02
Anticipated expiration: 2030-07-02

Abstract

The utility model provides a car owner nation eliminates belongs to auto-parts technical field. It has solved current owner nation and has eliminated stability relatively poor, appears abnormal wear easily, and loose spacious, the cracked problem appears easily. This car owner nation is eliminated including nation's main part rocking arm, the one end that nation's eliminated the main part rocking arm has the bell mouth that from top to bottom crescent set up, the lower extreme of pivot has the toper portion, the toper portion of pivot is worn to locate in the bell mouth that corresponds nation's eliminated the main part rocking arm from bottom to top to prevent that the pivot from upwards shifting the drunkenness on nation's eliminated the main part rocking arm, nation is eliminated and is provided with between main part rocking arm and the pivot and lean on the device when the pivot has the elasticity of shock attenuation energy-absorbing effect when nation's eliminated the downward displacement on the main part rocking arm. The utility model discloses structural stability is high, can rationally adjust the pivot and the elasticity between the jigging main part rocking arm is supported and is leaned on the effort, and the shock attenuation is effectual, can bear bigger load impact, long service life.

Description

Automobile main bang jig

Technical Field

The utility model belongs to the technical field of auto-parts, a car owner nation is eliminated is related to.

Background

The automobile main bang elimination is an important safety part in an automobile chassis steering system, a ball head end is connected to a tie rod, a ball head pin end is connected to a rocker arm, and when a steering wheel is turned, acting force of the tie rod is transmitted to wheels to enable the wheels to move left and right, so that steering at a preset angle of a driver is completed.

For example, chinese patent literature discloses an automobile main bangto [ application number: 201520892377.2, respectively; authorization notice number: CN205113435U ], which comprises a ball pin, a sealing ring, a shaft sleeve, a bonding shell, a flat gasket, a self-locking nut, a protective cover, a slotted nut, a mandrel, a single clamp spring, a dust cover, a double clamp spring, a nylon sleeve, a nylon ball seat, a rear cover and a split pin, wherein the upper and lower parts of the shaft sleeve are respectively sleeved on the ball pin and are arranged in the inner cavity of the nation's jig shell, the sealing ring is arranged at the lower end of the nation's jig shell, the end surface of the upper shaft sleeve is tightly contacted with the flat gasket, the top of the ball pin is inosculated with the tooth mouth of the self-locking nut, the protective cover is jointed with the upper part of the nation's jig shell, the nylon sleeve is jointed with the inner cavity at the right side, and the inner wall of the nylon sleeve is attached to the mandrel, the ball part at the lower end of the mandrel is arranged on the nylon ball seat, the lower end of the nylon ball seat is sealed in the rear cover, the dustproof cover is provided with a single clamp spring on the taper surface of the mandrel and the upper end of the dustproof cover, the lower end of the dustproof cover is provided with double clamp springs, the slotted nut is matched with the thread at the top end of the mandrel, the split pin is inserted into the through hole of the thread part of the mandrel, and the large head part of.

In foretell structure, this ball round pin bears the condition complicacy, and the fatigue bears rotatory rotation and axle radial load, and in the actual vehicle use, this ball round pin wearability, stability are relatively poor, appear abnormal wear easily, and loose spacious makes it can not bear bigger load impact, the cracked problem appears easily, brings the hidden danger for car safety.

Disclosure of Invention

The utility model aims at the above-mentioned problem that exists among the prior art, provide a simple structure, can adjust the axial elastic force of pivot as required, make this pivot and nation jig main part rocking arm adaptation, can bear bigger load impact, stable in structure, long service life's car owner nation jigs.

The purpose of the utility model can be realized by the following technical proposal: the utility model provides a car owner nation eliminates, includes nation's elimination main part rocking arm, nation's elimination main part rocking arm's one end be provided with the pivot, nation's elimination main part rocking arm's the other end seted up the bulb seat and be used for connecting the round pin subassembly, a serial communication port, nation's elimination main part rocking arm's one end have the bell mouth that from top to bottom crescent set up, the lower extreme of pivot have a toper portion, the bell mouth of pivot from bottom to top wear to locate in the bell mouth of corresponding nation's elimination main part rocking arm to prevent that the pivot from upwards displacement drunkenness on nation's elimination main part rocking arm, nation's elimination main part rocking arm and pivot between be provided with the elasticity that has shock attenuation energy-absorbing effect when the pivot is upwards displaced on nation's elimination main part rocking arm to lean on the.

This car owner nation is eliminated mainly and is provided with the elasticity between nation's elimination main part rocking arm and pivot and supports and lean on the device, supports through the elasticity and supports to have the shock attenuation energy-absorbing effect when the device can make the pivot on nation's elimination main part rocking arm downward displacement, and elasticity shock attenuation effect is better, makes the pivot can bear bigger load impact, and structural stability is high, long service life.

In foretell car owner nation's jigging, elasticity support and include annular elastic rubber circle and circular elastic rubber pad by the device, the nation set firmly the end cover board in the orifice department of the lower extreme of the bell mouth of jigging main part rocking arm, the toper portion and the end cover board axial interval distribution of pivot, annular elastic rubber circle and circular elastic rubber pad axial stack be used for the toper portion and the end cover board axial that the axial interval department between the toper portion and the end cover board of pivot supports and leans on the energy-absorbing, the toper portion of end cover board and pivot between be provided with the regulation structure that can adjust the axial interval size between the toper portion of end cover board and pivot. The purpose of this arrangement is to make the annular elastic rubber ring and the circular elastic rubber pad axially and elastically abut against the conical part of the rotating shaft and the end cover plate respectively.

In foretell car owner nation eliminates, the regulation structure include adjusting bolt, the middle part position of the toper portion of pivot have the regulation hole that is the axial setting, the middle part position of end cover board the through hole has, adjusting bolt pass the through hole screwed connection of end cover board in the regulation hole of toper portion. The purpose of this arrangement is to determine the axial spring force between the end cover plate and the tapered portion of the rotating shaft by adjusting the axial spacing between the end cover plate and the tapered portion of the rotating shaft, the axial spring force between the end cover plate and the tapered portion of the rotating shaft being smaller as the axial spacing between the end cover plate and the tapered portion of the rotating shaft is larger, and the axial spring force between the end cover plate and the tapered portion of the rotating shaft being larger as the axial spacing between the end cover plate and the tapered portion of the rotating shaft is smaller.

In the automobile main bonding jig, a hole at the lower end of a conical hole of the main bonding jig rocker arm is provided with a circular assembling position formed by expanding, an end cover plate is axially assembled in the circular assembling position, an elastic retaining ring is arranged in the circular assembling position, and the end cover plate and the elastic retaining ring are axially abutted and matched. The elastic retaining ring changes along with the change of the axial interval between the end cover plate and the conical part of the rotating shaft, and the elastic retaining ring is used for the interval elastic matching of the end cover plate and the nation jig main body rocker arm.

In foretell car owner nation eliminates, the same axial assembly of end cover plate in the circular assembly position of nation eliminating the bell mouth of main part rocking arm, this end cover plate rivets the lower limb through nation eliminating the bell mouth of main part rocking arm radially inwards and links firmly. When the end cover plate is assembled and connected, the axial elastic support of the main body rocker arm is abutted to the size of the action according to the required rotating shaft and the bang, the axial interval between the conical parts of the end cover plate and the rotating shaft is adjusted, and then the lower edge of the conical hole of the main body rocker arm is riveted and fixedly connected radially inwards.

In the automobile main assembly, the middle position of the lower end face of the circular elastic rubber pad is provided with an axial protrusion, and the annular elastic rubber ring is positioned below the circular elastic rubber pad and sleeved on the axial protrusion of the circular elastic rubber pad. The purpose that sets up like this prevents annular elastic rubber circle and the relative radial drunkenness of circular elastic rubber pad, stable in structure, elasticity supports to lean on the energy-absorbing effect better.

In foretell car owner nation jigs, nation jigs the bell mouth of main part rocking arm in wear to be equipped with self-lubricating taper sleeve, the toper portion of pivot wear to locate in the self-lubricating taper sleeve that corresponds. The purpose that sets up like this is that the bell mouth displacement that prevents the toper portion of pivot and nation jig main part rocking arm from wearing and tearing, stable in structure, long service life. The self-lubricating conical sleeve is an existing product and can be directly purchased in the market.

In foretell car owner nation's eliminates, nation's eliminate the mouth of a hole department of the upper end of the bell mouth of main part rocking arm and still be provided with the dirt proof boot between the pivot, the lower extreme and nation of dirt proof boot eliminate the main part rocking arm and link firmly, the upper end and the pivot activity of dirt proof boot cup joint the cooperation. The purpose that sets up like this prevents that the dust from getting into to nation to eliminate in the bell mouth of main part rocking arm and influencing the pivot at its inside displacement, and structural stability is high, long service life.

Compared with the prior art, the automobile main bang elimination has the advantages that: structural design is reasonable, simple, and structural stability is high, can rationally adjust the pivot and eliminate elasticity between the main part rocking arm and lean on the effort, and the shock attenuation is effectual, can bear bigger load impact, long service life.

Drawings

FIG. 1 is a schematic sectional view of the main automobile.

In the figure, 1, a main body rocker arm is arranged; 2. a rotating shaft; 3. a ball cup seat; 4. a tapered portion; 5. an annular elastic rubber ring; 6. a circular elastic rubber pad; 7. an end cover plate; 8. adjusting the bolt; 9. an adjustment hole; 10. an elastic retaining ring; 11. an axial projection; 12. a self-lubricating conical sleeve; 13. a dust-proof cover.

Detailed Description

The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

As shown in fig. 1, this car owner nation jigs mainly to be become by nation jig main part rocking arm 1 group, nation jig main part rocking arm 1's one end is provided with pivot 2, nation jig main part rocking arm 1's the other end has been seted up headstock 3 and is used for connecting the ball round pin subassembly, nation jig main part rocking arm 1's one end has the bell mouth that from top to bottom crescent setting, pivot 2's lower extreme has toper portion 4, toper portion 4 of pivot 2 is worn to locate in the bell mouth of corresponding nation jig main part rocking arm 1 from bottom to top and prevents that pivot 2 from upwards displacement drunkenness on nation jig main part rocking arm 1, nation jig main part rocking arm 1 and pivot 2 between be provided with when pivot 2 on nation jig main part rocking arm 1 downwards displacement have the elasticity of shock attenuation energy-absorbing effect to lean on the device.

In actual manufacturing, the specific embodiments of the elastic abutting device are as follows: the energy-absorbing rocker arm mainly comprises an annular elastic rubber ring 5 and a circular elastic rubber pad 6, wherein an end cover plate 7 is fixedly arranged at an orifice at the lower end of a conical hole of a main rocker arm 1, a conical part 4 of a rotating shaft 2 and the end cover plate 7 are axially distributed at intervals, and the annular elastic rubber ring 5 and the circular elastic rubber pad 6 are axially superposed at an axial interval between the conical part 4 of the rotating shaft 2 and the end cover plate 7 and are used for axially abutting against the conical part 4 of the rotating shaft 2 and the end cover plate 7 for energy absorption; in order to prevent the annular elastic rubber ring 5 and the circular elastic rubber pad 6 from moving radially relative to each other, an axial protrusion 11 is formed in the middle of the lower end face of the circular elastic rubber pad 6, and the annular elastic rubber ring 5 is located below the circular elastic rubber pad 6 and sleeved on the axial protrusion 11 of the circular elastic rubber pad 6.

During actual manufacturing, an adjusting structure capable of adjusting the axial interval between the end cover plate 7 and the conical part 4 of the rotating shaft 2 is arranged between the end cover plate 7 and the conical part 4 of the rotating shaft 2; the specific implementation mode of the adjusting structure is as follows: the adjusting bolt is mainly composed of an adjusting bolt 8, an adjusting hole 9 which is axially arranged is formed in the middle position of the conical portion 4 of the rotating shaft 2, a through hole is formed in the middle position of the end cover plate 7, the adjusting bolt 8 penetrates through the through hole of the end cover plate 7 to be spirally connected into the adjusting hole 9 of the conical portion 4, the head of the adjusting bolt 8 is in axial abutting fit with the end cover plate 7, and when the adjusting bolt 8 rotates clockwise, the end cover plate 7 displaces towards the direction of the conical portion 4 of the rotating shaft 2; when the adjusting bolt 8 is rotated counterclockwise, the end cover plate 7 is displaced in the opposite direction to the tapered portion 4 of the rotary shaft 2.

During actual manufacturing, a circular assembly position formed by expanding diameter is arranged at the orifice at the lower end of the conical hole of the Bozhu main body rocker arm 1, the end cover plate 7 is axially assembled in the circular assembly position, the elastic retaining ring 10 is arranged in the circular assembly position, and the end cover plate 7 and the elastic retaining ring 10 are axially abutted and matched; the end cover plate 7 is axially assembled in a circular assembling position of the conical hole of the nation-jig main body rocker arm 1, and the end cover plate 7 is fixedly connected with the lower edge of the conical hole of the nation-jig main body rocker arm 1 in a radially inward riveting mode.

During practical application, this nation sets up self-lubricating taper sleeve 12 in the bell mouth of main part rocking arm 1, and the toper portion 4 of pivot 2 wears to locate in the self-lubricating taper sleeve 12 that corresponds.

When in actual application, still be provided with dirt proof boot 13 between the mouth of bore department of the upper end of this nation's eliminating main part rocking arm 1's bell mouth and the pivot 2, the lower extreme and nation of dirt proof boot 13 eliminate main part rocking arm 1 and link firmly, the upper end and the 2 movable sleeve joints the cooperation of pivot of dirt proof boot 13.

Those not described in detail in this specification are within the skill of the art. The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Claims

1. A main automobile upper jig comprises an upper jig main body rocker arm (1), one end of the upper jig main body rocker arm (1) is provided with a rotating shaft (2), the other end of the bonding jig main body rocker arm (1) is provided with a ball head seat (3) for connecting a ball pin assembly, it is characterized in that one end of the nation jig main body rocker arm (1) is provided with a conical hole which is gradually enlarged from top to bottom, the lower end of the rotating shaft (2) is provided with a conical part (4), the conical part (4) of the rotating shaft (2) is arranged in the conical hole of the corresponding nation jig main body rocker arm (1) from bottom to top in a penetrating way to prevent the rotating shaft (2) from moving upwards on the nation jig main body rocker arm (1), nation jig main part rocking arm (1) and pivot (2) between be provided with and have the elasticity of shock attenuation energy-absorbing effect when pivot (2) on nation jig main part rocking arm (1) displacement down and lean on the device.

2. A bus upper jig according to claim 1, characterized in that said elastic abutting means comprise an annular elastic rubber ring (5) and a circular elastic rubber pad (6), an end cover plate (7) is fixedly arranged at the orifice at the lower end of the conical hole of the Bongzhu main body rocker arm (1), the conical part (4) and the end cover plate (7) of the rotating shaft (2) are axially distributed at intervals, the annular elastic rubber ring (5) and the circular elastic rubber pad (6) are axially superposed at the axial interval between the conical part (4) of the rotating shaft (2) and the end cover plate (7) and are used for the axial leaning and energy absorption of the conical part (4) of the rotating shaft (2) and the end cover plate (7), an adjusting structure capable of adjusting the axial interval between the end cover plate (7) and the conical part (4) of the rotating shaft (2) is arranged between the end cover plate (7) and the conical part (4) of the rotating shaft (2).

3. The automobile main rail clamp according to claim 2, wherein the adjusting structure comprises an adjusting bolt (8), an adjusting hole (9) axially arranged is formed in the middle position of the conical portion (4) of the rotating shaft (2), a through hole is formed in the middle position of the end cover plate (7), and the adjusting bolt (8) is screwed into the adjusting hole (9) of the conical portion (4) through the through hole of the end cover plate (7).

4. The automobile main jig according to claim 3, characterized in that a hole at the lower end of a conical hole of the main jig body rocker arm (1) is provided with a circular assembling position formed by expanding diameter, the end cover plate (7) is axially assembled in the circular assembling position, an elastic retaining ring (10) is arranged in the circular assembling position, and the end cover plate (7) and the elastic retaining ring (10) are axially abutted and matched.

5. The automobile main bridge jig of claim 4, wherein the end cover plate (7) is axially assembled in a circular assembly position of a conical hole of the main bridge jig body rocker arm (1), and the end cover plate (7) is fixedly connected by radially inward riveting through the lower edge of the conical hole of the main bridge jig body rocker arm (1).

6. The automobile main upper jig according to claim 5, wherein an axial protrusion (11) is arranged in the middle of the lower end surface of the circular elastic rubber pad (6), and the annular elastic rubber ring (5) is located below the circular elastic rubber pad (6) and sleeved on the axial protrusion (11) of the circular elastic rubber pad (6).

7. The automobile main bonding jig of claim 6, characterized in that a self-lubricating tapered sleeve (12) is arranged in a tapered hole of the bonding jig main body rocker arm (1) in a penetrating manner, and a tapered portion (4) of the rotating shaft (2) is arranged in the corresponding self-lubricating tapered sleeve (12) in a penetrating manner.

8. The automobile main jig of claim 7, wherein a dustproof sleeve (13) is further arranged between the hole at the upper end of the conical hole of the main jig rocker arm (1) and the rotating shaft (2), the lower end of the dustproof sleeve (13) is fixedly connected with the main jig rocker arm (1), and the upper end of the dustproof sleeve (13) is movably sleeved and matched with the rotating shaft (2).